Inventor · disambiguated record
John Derek Capper
Also filed as: CAPPER JOHN DEREK
3 granted patents·138 citations·filing 2000–2000
76Inventor score
Technology areasC09K
Top patents by PatentIndex Score
3 records- 0189US6606868B1R 22 replacement refrigerantREFRIGERANT PRODUCTS LTD·Filed 2000·Granted Aug 19, 2003·72 cites·20 claims
- 0285US6629419B1CFC 12 replacement refrigerantREFRINGERANT PRODUCTS LTD·Filed 2000·Granted Oct 7, 2003·52 cites·13 claims
- 0370US6604368B1R 12 replacement refrigerantREFRIGERANT PRODUCTS LTD·Filed 2000·Granted Aug 12, 2003·14 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →